Research Article
Using NearestGraph QoS Prediction Method for Service Recommendation in the Cloud
| Matrix | Metrics | Response-Time (seconds) | Density(%) | UMean | IMean | UPCC | IPCC | WSRec | NearestGraph |
| 10 | MAE | 0.8785 | 0.7015 | 0.6761 | 0.6897 | 0.6679 | 0.6643 | RMSE | 1.8591 | 1.5813 | 1.4078 | 1.4296 | 1.4053 | 1.4027 | 20 | MAE | 0.8768 | 0.6867 | 0.5517 | 0.5917 | 0.5431 | 0.5104 | RMSE | 1.8548 | 1.5342 | 1.3151 | 1.3268 | 1.2986 | 1.2785 | 30 | MAE | 0.8747 | 0.6818 | 0.5159 | 0.5037 | 0.4927 | 0.4723 | RMSE | 1.8557 | 1.5311 | 1.2680 | 1.2252 | 1.1973 | 1.1246 |
| Matrix | Metrics | Throughput(kbps) | Density(%) | UMean | IMean | UPCC | IPCC | WSRec | NearestGraph |
| 10 | MAE | 54.0084 | 29.2651 | 26.1230 | 29.2651 | 24.3285 | 24.3269 | RMSE | 110.2821 | 66.6334 | 63.9573 | 64.2285 | 64.1908 | 63.5435 | 20 | MAE | 53.6768 | 27.3393 | 24.2695 | 26.8318 | 22.7717 | 21.7493 | RMSE | 110.2977 | 64.3986 | 54.4783 | 60.0825 | 54.3701 | 52.8731 | 30 | MAE | 53.8792 | 26.6239 | 23.7455 | 26.4319 | 21.3194 | 19.6530 | RMSE | 110.1751 | 64.3986 | 54.4783 | 57.8593 | 51.7768 | 50.5765 |
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